| The packing is manufactured in the following procedures: polyacrylonitrile fibre is heated into carbonized fibre, which is woven into packing after impregnated in PTFE dispersion containing graphite particles, It is used as dynamic sealing in the presence of media of weak acid or alkaline, or media that contain few grains of solid particles. |
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![Anti-corrosion tape [inner tape]](http://img.diytrade.com/cdimg/67639/2100764/1/1144926302.jpg "Anti-corrosion tape [inner tape]")
